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Foundations

The base every IT career stands on: how computers work, the terminal, and Git. Each lesson ends with a short quiz that checks itself.

  1. 1How a computer works
    The CPU, memory and storage explained simply, with a self-checking quiz.
  2. 2Files and the terminal
    Learn the five terminal commands every developer uses: pwd, ls, cd, mkdir and cd ..
  3. 3Git and GitHub
    What Git and GitHub are, and why every developer saves work as commits.